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Commit | Line | Data |
---|---|---|
1da177e4 | 1 | /* |
1da177e4 LT |
2 | * |
3 | * i2c tv tuner chip device driver | |
4 | * core core, i.e. kernel interfaces, registering and so on | |
5 | */ | |
6 | ||
7 | #include <linux/module.h> | |
1da177e4 | 8 | #include <linux/kernel.h> |
1da177e4 LT |
9 | #include <linux/string.h> |
10 | #include <linux/timer.h> | |
11 | #include <linux/delay.h> | |
12 | #include <linux/errno.h> | |
13 | #include <linux/slab.h> | |
14 | #include <linux/poll.h> | |
15 | #include <linux/i2c.h> | |
16 | #include <linux/types.h> | |
1da177e4 | 17 | #include <linux/init.h> |
ffbb807c | 18 | #include <linux/videodev.h> |
1da177e4 | 19 | #include <media/tuner.h> |
5e453dc7 | 20 | #include <media/v4l2-common.h> |
8218b0b2 | 21 | #include "tuner-driver.h" |
96c0b7cf | 22 | #include "mt20xx.h" |
910bb3e3 | 23 | #include "tda8290.h" |
7ab10bf7 | 24 | #include "tea5761.h" |
8d0936ed | 25 | #include "tea5767.h" |
1da177e4 LT |
26 | |
27 | #define UNSET (-1U) | |
28 | ||
29 | /* standard i2c insmod options */ | |
30 | static unsigned short normal_i2c[] = { | |
9ee476a5 | 31 | #ifdef CONFIG_TUNER_TEA5761 |
8573a9e6 MCC |
32 | 0x10, |
33 | #endif | |
de48eebc | 34 | 0x42, 0x43, 0x4a, 0x4b, /* tda8290 */ |
f5bec396 MCC |
35 | 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, |
36 | 0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, | |
1da177e4 LT |
37 | I2C_CLIENT_END |
38 | }; | |
f7ce3cc6 | 39 | |
1da177e4 LT |
40 | I2C_CLIENT_INSMOD; |
41 | ||
42 | /* insmod options used at init time => read/only */ | |
f7ce3cc6 | 43 | static unsigned int addr = 0; |
c5287ba1 | 44 | static unsigned int no_autodetect = 0; |
fd3113e8 | 45 | static unsigned int show_i2c = 0; |
fd3113e8 | 46 | |
1da177e4 | 47 | /* insmod options used at runtime => read/write */ |
f9195ded | 48 | int tuner_debug = 0; |
1da177e4 | 49 | |
f7ce3cc6 | 50 | static unsigned int tv_range[2] = { 44, 958 }; |
1da177e4 LT |
51 | static unsigned int radio_range[2] = { 65, 108 }; |
52 | ||
7e578191 MCC |
53 | static char pal[] = "--"; |
54 | static char secam[] = "--"; | |
55 | static char ntsc[] = "-"; | |
56 | ||
f9195ded | 57 | |
7e578191 MCC |
58 | module_param(addr, int, 0444); |
59 | module_param(no_autodetect, int, 0444); | |
60 | module_param(show_i2c, int, 0444); | |
f9195ded | 61 | module_param_named(debug,tuner_debug, int, 0644); |
7e578191 MCC |
62 | module_param_string(pal, pal, sizeof(pal), 0644); |
63 | module_param_string(secam, secam, sizeof(secam), 0644); | |
64 | module_param_string(ntsc, ntsc, sizeof(ntsc), 0644); | |
f7ce3cc6 | 65 | module_param_array(tv_range, int, NULL, 0644); |
1da177e4 LT |
66 | module_param_array(radio_range, int, NULL, 0644); |
67 | ||
68 | MODULE_DESCRIPTION("device driver for various TV and TV+FM radio tuners"); | |
69 | MODULE_AUTHOR("Ralph Metzler, Gerd Knorr, Gunther Mayer"); | |
70 | MODULE_LICENSE("GPL"); | |
71 | ||
1da177e4 LT |
72 | static struct i2c_driver driver; |
73 | static struct i2c_client client_template; | |
74 | ||
75 | /* ---------------------------------------------------------------------- */ | |
76 | ||
e18f9444 MK |
77 | static void fe_set_freq(struct tuner *t, unsigned int freq) |
78 | { | |
79 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; | |
80 | ||
81 | struct analog_parameters params = { | |
82 | .frequency = freq, | |
83 | .mode = t->mode, | |
84 | .audmode = t->audmode, | |
85 | .std = t->std | |
86 | }; | |
87 | ||
88 | if (NULL == fe_tuner_ops->set_analog_params) { | |
89 | tuner_warn("Tuner frontend module has no way to set freq\n"); | |
90 | return; | |
91 | } | |
92 | fe_tuner_ops->set_analog_params(&t->fe, ¶ms); | |
93 | } | |
94 | ||
95 | static void fe_release(struct tuner *t) | |
96 | { | |
97 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; | |
98 | ||
99 | if (fe_tuner_ops->release) | |
100 | fe_tuner_ops->release(&t->fe); | |
101 | } | |
102 | ||
103 | static void fe_standby(struct tuner *t) | |
104 | { | |
105 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; | |
106 | ||
107 | if (fe_tuner_ops->sleep) | |
108 | fe_tuner_ops->sleep(&t->fe); | |
109 | } | |
110 | ||
56fc08ca | 111 | /* Set tuner frequency, freq in Units of 62.5kHz = 1/16MHz */ |
1da177e4 LT |
112 | static void set_tv_freq(struct i2c_client *c, unsigned int freq) |
113 | { | |
114 | struct tuner *t = i2c_get_clientdata(c); | |
115 | ||
116 | if (t->type == UNSET) { | |
f7ce3cc6 | 117 | tuner_warn ("tuner type not set\n"); |
1da177e4 LT |
118 | return; |
119 | } | |
7a91a80a | 120 | if (NULL == t->ops.set_tv_freq) { |
f7ce3cc6 | 121 | tuner_warn ("Tuner has no way to set tv freq\n"); |
1da177e4 LT |
122 | return; |
123 | } | |
f7ce3cc6 MCC |
124 | if (freq < tv_range[0] * 16 || freq > tv_range[1] * 16) { |
125 | tuner_dbg ("TV freq (%d.%02d) out of range (%d-%d)\n", | |
126 | freq / 16, freq % 16 * 100 / 16, tv_range[0], | |
127 | tv_range[1]); | |
27487d44 HV |
128 | /* V4L2 spec: if the freq is not possible then the closest |
129 | possible value should be selected */ | |
130 | if (freq < tv_range[0] * 16) | |
131 | freq = tv_range[0] * 16; | |
132 | else | |
133 | freq = tv_range[1] * 16; | |
1da177e4 | 134 | } |
db8a6956 | 135 | t->ops.set_tv_freq(t, freq); |
1da177e4 LT |
136 | } |
137 | ||
138 | static void set_radio_freq(struct i2c_client *c, unsigned int freq) | |
139 | { | |
140 | struct tuner *t = i2c_get_clientdata(c); | |
141 | ||
142 | if (t->type == UNSET) { | |
f7ce3cc6 | 143 | tuner_warn ("tuner type not set\n"); |
1da177e4 LT |
144 | return; |
145 | } | |
7a91a80a | 146 | if (NULL == t->ops.set_radio_freq) { |
f7ce3cc6 | 147 | tuner_warn ("tuner has no way to set radio frequency\n"); |
1da177e4 LT |
148 | return; |
149 | } | |
27487d44 | 150 | if (freq < radio_range[0] * 16000 || freq > radio_range[1] * 16000) { |
f7ce3cc6 MCC |
151 | tuner_dbg ("radio freq (%d.%02d) out of range (%d-%d)\n", |
152 | freq / 16000, freq % 16000 * 100 / 16000, | |
153 | radio_range[0], radio_range[1]); | |
27487d44 HV |
154 | /* V4L2 spec: if the freq is not possible then the closest |
155 | possible value should be selected */ | |
156 | if (freq < radio_range[0] * 16000) | |
157 | freq = radio_range[0] * 16000; | |
158 | else | |
159 | freq = radio_range[1] * 16000; | |
1da177e4 | 160 | } |
586b0cab | 161 | |
db8a6956 | 162 | t->ops.set_radio_freq(t, freq); |
1da177e4 LT |
163 | } |
164 | ||
165 | static void set_freq(struct i2c_client *c, unsigned long freq) | |
166 | { | |
167 | struct tuner *t = i2c_get_clientdata(c); | |
168 | ||
169 | switch (t->mode) { | |
170 | case V4L2_TUNER_RADIO: | |
171 | tuner_dbg("radio freq set to %lu.%02lu\n", | |
f7ce3cc6 MCC |
172 | freq / 16000, freq % 16000 * 100 / 16000); |
173 | set_radio_freq(c, freq); | |
27487d44 | 174 | t->radio_freq = freq; |
1da177e4 LT |
175 | break; |
176 | case V4L2_TUNER_ANALOG_TV: | |
177 | case V4L2_TUNER_DIGITAL_TV: | |
178 | tuner_dbg("tv freq set to %lu.%02lu\n", | |
f7ce3cc6 | 179 | freq / 16, freq % 16 * 100 / 16); |
1da177e4 | 180 | set_tv_freq(c, freq); |
27487d44 | 181 | t->tv_freq = freq; |
1da177e4 LT |
182 | break; |
183 | } | |
1da177e4 LT |
184 | } |
185 | ||
293197cd MK |
186 | static void tuner_i2c_address_check(struct tuner *t) |
187 | { | |
188 | if ((t->type == UNSET || t->type == TUNER_ABSENT) || | |
189 | ((t->i2c.addr < 0x64) || (t->i2c.addr > 0x6f))) | |
190 | return; | |
191 | ||
192 | tuner_warn("====================== WARNING! ======================\n"); | |
193 | tuner_warn("Support for tuners in i2c address range 0x64 thru 0x6f\n"); | |
194 | tuner_warn("will soon be dropped. This message indicates that your\n"); | |
195 | tuner_warn("hardware has a %s tuner at i2c address 0x%02x.\n", | |
196 | t->i2c.name, t->i2c.addr); | |
197 | tuner_warn("To ensure continued support for your device, please\n"); | |
198 | tuner_warn("send a copy of this message, along with full dmesg\n"); | |
199 | tuner_warn("output to v4l-dvb-maintainer@linuxtv.org\n"); | |
200 | tuner_warn("Please use subject line: \"obsolete tuner i2c address.\"\n"); | |
201 | tuner_warn("driver: %s, addr: 0x%02x, type: %d (%s)\n", | |
202 | t->i2c.adapter->name, t->i2c.addr, t->type, | |
203 | tuners[t->type].name); | |
204 | tuner_warn("====================== WARNING! ======================\n"); | |
205 | } | |
206 | ||
910bb3e3 MK |
207 | static void attach_tda8290(struct tuner *t) |
208 | { | |
209 | struct tda8290_config cfg = { | |
210 | .lna_cfg = &t->config, | |
211 | .tuner_callback = t->tuner_callback | |
212 | }; | |
213 | tda8290_attach(&t->fe, t->i2c.adapter, t->i2c.addr, &cfg); | |
214 | } | |
215 | ||
f7ce3cc6 | 216 | static void set_type(struct i2c_client *c, unsigned int type, |
de956c1e | 217 | unsigned int new_mode_mask, unsigned int new_config, |
cfeb8839 | 218 | int (*tuner_callback) (void *dev, int command,int arg)) |
1da177e4 LT |
219 | { |
220 | struct tuner *t = i2c_get_clientdata(c); | |
e18f9444 | 221 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; |
586b0cab | 222 | unsigned char buffer[4]; |
1da177e4 | 223 | |
f7ce3cc6 MCC |
224 | if (type == UNSET || type == TUNER_ABSENT) { |
225 | tuner_dbg ("tuner 0x%02x: Tuner type absent\n",c->addr); | |
1da177e4 | 226 | return; |
f7ce3cc6 MCC |
227 | } |
228 | ||
229 | if (type >= tuner_count) { | |
230 | tuner_warn ("tuner 0x%02x: Tuner count greater than %d\n",c->addr,tuner_count); | |
1da177e4 | 231 | return; |
f7ce3cc6 | 232 | } |
1da177e4 | 233 | |
80f90fba HH |
234 | t->type = type; |
235 | t->config = new_config; | |
236 | if (tuner_callback != NULL) { | |
237 | tuner_dbg("defining GPIO callback\n"); | |
238 | t->tuner_callback = tuner_callback; | |
239 | } | |
240 | ||
f7ce3cc6 | 241 | /* This code detects calls by card attach_inform */ |
1da177e4 | 242 | if (NULL == t->i2c.dev.driver) { |
f7ce3cc6 MCC |
243 | tuner_dbg ("tuner 0x%02x: called during i2c_client register by adapter's attach_inform\n", c->addr); |
244 | ||
1da177e4 LT |
245 | return; |
246 | } | |
56fc08ca | 247 | |
b2083199 | 248 | /* discard private data, in case set_type() was previously called */ |
7a91a80a | 249 | if (t->ops.release) |
db8a6956 | 250 | t->ops.release(t); |
052c50d9 MK |
251 | else { |
252 | kfree(t->priv); | |
253 | t->priv = NULL; | |
254 | } | |
be2b85a1 | 255 | |
1da177e4 LT |
256 | switch (t->type) { |
257 | case TUNER_MT2032: | |
96c0b7cf | 258 | microtune_attach(&t->fe, t->i2c.adapter, t->i2c.addr); |
1da177e4 LT |
259 | break; |
260 | case TUNER_PHILIPS_TDA8290: | |
910bb3e3 MK |
261 | { |
262 | attach_tda8290(t); | |
1da177e4 | 263 | break; |
910bb3e3 | 264 | } |
586b0cab | 265 | case TUNER_TEA5767: |
8d0936ed | 266 | if (tea5767_attach(&t->fe, t->i2c.adapter, t->i2c.addr) == NULL) { |
f7ce3cc6 MCC |
267 | t->type = TUNER_ABSENT; |
268 | t->mode_mask = T_UNINITIALIZED; | |
269 | return; | |
270 | } | |
271 | t->mode_mask = T_RADIO; | |
586b0cab | 272 | break; |
9ee476a5 | 273 | #ifdef CONFIG_TUNER_TEA5761 |
8573a9e6 | 274 | case TUNER_TEA5761: |
7ab10bf7 | 275 | if (tea5761_attach(&t->fe, t->i2c.adapter, t->i2c.addr) == NULL) { |
8573a9e6 MCC |
276 | t->type = TUNER_ABSENT; |
277 | t->mode_mask = T_UNINITIALIZED; | |
9ee476a5 | 278 | return; |
8573a9e6 MCC |
279 | } |
280 | t->mode_mask = T_RADIO; | |
281 | break; | |
282 | #endif | |
586b0cab MCC |
283 | case TUNER_PHILIPS_FMD1216ME_MK3: |
284 | buffer[0] = 0x0b; | |
285 | buffer[1] = 0xdc; | |
286 | buffer[2] = 0x9c; | |
287 | buffer[3] = 0x60; | |
f7ce3cc6 | 288 | i2c_master_send(c, buffer, 4); |
586b0cab MCC |
289 | mdelay(1); |
290 | buffer[2] = 0x86; | |
291 | buffer[3] = 0x54; | |
f7ce3cc6 | 292 | i2c_master_send(c, buffer, 4); |
db8a6956 | 293 | default_tuner_init(t); |
586b0cab | 294 | break; |
93df3413 HH |
295 | case TUNER_PHILIPS_TD1316: |
296 | buffer[0] = 0x0b; | |
297 | buffer[1] = 0xdc; | |
298 | buffer[2] = 0x86; | |
299 | buffer[3] = 0xa4; | |
300 | i2c_master_send(c,buffer,4); | |
db8a6956 | 301 | default_tuner_init(t); |
ac272ed7 | 302 | break; |
15396236 | 303 | case TUNER_TDA9887: |
db8a6956 | 304 | tda9887_tuner_init(t); |
15396236 | 305 | break; |
1da177e4 | 306 | default: |
db8a6956 | 307 | default_tuner_init(t); |
1da177e4 LT |
308 | break; |
309 | } | |
f7ce3cc6 | 310 | |
e18f9444 MK |
311 | if (fe_tuner_ops->set_analog_params) { |
312 | strlcpy(t->i2c.name, fe_tuner_ops->info.name, sizeof(t->i2c.name)); | |
313 | ||
314 | t->ops.set_tv_freq = fe_set_freq; | |
315 | t->ops.set_radio_freq = fe_set_freq; | |
316 | t->ops.standby = fe_standby; | |
317 | t->ops.release = fe_release; | |
318 | } | |
319 | ||
320 | tuner_info("type set to %s\n", t->i2c.name); | |
321 | ||
f7ce3cc6 MCC |
322 | if (t->mode_mask == T_UNINITIALIZED) |
323 | t->mode_mask = new_mode_mask; | |
324 | ||
27487d44 | 325 | set_freq(c, (V4L2_TUNER_RADIO == t->mode) ? t->radio_freq : t->tv_freq); |
f7ce3cc6 | 326 | tuner_dbg("%s %s I2C addr 0x%02x with type %d used for 0x%02x\n", |
604f28e2 | 327 | c->adapter->name, c->driver->driver.name, c->addr << 1, type, |
f7ce3cc6 | 328 | t->mode_mask); |
293197cd | 329 | tuner_i2c_address_check(t); |
1da177e4 LT |
330 | } |
331 | ||
f7ce3cc6 MCC |
332 | /* |
333 | * This function apply tuner config to tuner specified | |
334 | * by tun_setup structure. I addr is unset, then admin status | |
335 | * and tun addr status is more precise then current status, | |
336 | * it's applied. Otherwise status and type are applied only to | |
337 | * tuner with exactly the same addr. | |
338 | */ | |
339 | ||
340 | static void set_addr(struct i2c_client *c, struct tuner_setup *tun_setup) | |
341 | { | |
342 | struct tuner *t = i2c_get_clientdata(c); | |
343 | ||
15396236 MCC |
344 | tuner_dbg("set addr for type %i\n", t->type); |
345 | ||
de956c1e HH |
346 | if ( (t->type == UNSET && ((tun_setup->addr == ADDR_UNSET) && |
347 | (t->mode_mask & tun_setup->mode_mask))) || | |
348 | (tun_setup->addr == c->addr)) { | |
349 | set_type(c, tun_setup->type, tun_setup->mode_mask, | |
cfeb8839 | 350 | tun_setup->config, tun_setup->tuner_callback); |
f7ce3cc6 MCC |
351 | } |
352 | } | |
56fc08ca | 353 | |
f7ce3cc6 | 354 | static inline int check_mode(struct tuner *t, char *cmd) |
56fc08ca | 355 | { |
793cf9e6 MCC |
356 | if ((1 << t->mode & t->mode_mask) == 0) { |
357 | return EINVAL; | |
358 | } | |
359 | ||
360 | switch (t->mode) { | |
361 | case V4L2_TUNER_RADIO: | |
362 | tuner_dbg("Cmd %s accepted for radio\n", cmd); | |
363 | break; | |
364 | case V4L2_TUNER_ANALOG_TV: | |
365 | tuner_dbg("Cmd %s accepted for analog TV\n", cmd); | |
366 | break; | |
367 | case V4L2_TUNER_DIGITAL_TV: | |
368 | tuner_dbg("Cmd %s accepted for digital TV\n", cmd); | |
369 | break; | |
56fc08ca | 370 | } |
793cf9e6 | 371 | return 0; |
56fc08ca | 372 | } |
56fc08ca | 373 | |
f7ce3cc6 | 374 | /* get more precise norm info from insmod option */ |
1da177e4 LT |
375 | static int tuner_fixup_std(struct tuner *t) |
376 | { | |
377 | if ((t->std & V4L2_STD_PAL) == V4L2_STD_PAL) { | |
1da177e4 | 378 | switch (pal[0]) { |
e71ced1a HV |
379 | case '6': |
380 | tuner_dbg ("insmod fixup: PAL => PAL-60\n"); | |
381 | t->std = V4L2_STD_PAL_60; | |
382 | break; | |
1da177e4 LT |
383 | case 'b': |
384 | case 'B': | |
385 | case 'g': | |
386 | case 'G': | |
f7ce3cc6 | 387 | tuner_dbg ("insmod fixup: PAL => PAL-BG\n"); |
1da177e4 LT |
388 | t->std = V4L2_STD_PAL_BG; |
389 | break; | |
390 | case 'i': | |
391 | case 'I': | |
f7ce3cc6 | 392 | tuner_dbg ("insmod fixup: PAL => PAL-I\n"); |
1da177e4 LT |
393 | t->std = V4L2_STD_PAL_I; |
394 | break; | |
395 | case 'd': | |
396 | case 'D': | |
397 | case 'k': | |
398 | case 'K': | |
f7ce3cc6 | 399 | tuner_dbg ("insmod fixup: PAL => PAL-DK\n"); |
1da177e4 LT |
400 | t->std = V4L2_STD_PAL_DK; |
401 | break; | |
f7ce3cc6 MCC |
402 | case 'M': |
403 | case 'm': | |
404 | tuner_dbg ("insmod fixup: PAL => PAL-M\n"); | |
405 | t->std = V4L2_STD_PAL_M; | |
406 | break; | |
407 | case 'N': | |
408 | case 'n': | |
7e578191 MCC |
409 | if (pal[1] == 'c' || pal[1] == 'C') { |
410 | tuner_dbg("insmod fixup: PAL => PAL-Nc\n"); | |
411 | t->std = V4L2_STD_PAL_Nc; | |
412 | } else { | |
413 | tuner_dbg ("insmod fixup: PAL => PAL-N\n"); | |
414 | t->std = V4L2_STD_PAL_N; | |
415 | } | |
f7ce3cc6 | 416 | break; |
21d4df37 MCC |
417 | case '-': |
418 | /* default parameter, do nothing */ | |
419 | break; | |
420 | default: | |
421 | tuner_warn ("pal= argument not recognised\n"); | |
422 | break; | |
1da177e4 LT |
423 | } |
424 | } | |
f7ce3cc6 MCC |
425 | if ((t->std & V4L2_STD_SECAM) == V4L2_STD_SECAM) { |
426 | switch (secam[0]) { | |
7e578191 MCC |
427 | case 'b': |
428 | case 'B': | |
429 | case 'g': | |
430 | case 'G': | |
431 | case 'h': | |
432 | case 'H': | |
433 | tuner_dbg("insmod fixup: SECAM => SECAM-BGH\n"); | |
434 | t->std = V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H; | |
435 | break; | |
f7ce3cc6 MCC |
436 | case 'd': |
437 | case 'D': | |
438 | case 'k': | |
439 | case 'K': | |
440 | tuner_dbg ("insmod fixup: SECAM => SECAM-DK\n"); | |
441 | t->std = V4L2_STD_SECAM_DK; | |
442 | break; | |
443 | case 'l': | |
444 | case 'L': | |
800d3c6f MCC |
445 | if ((secam[1]=='C')||(secam[1]=='c')) { |
446 | tuner_dbg ("insmod fixup: SECAM => SECAM-L'\n"); | |
447 | t->std = V4L2_STD_SECAM_LC; | |
448 | } else { | |
449 | tuner_dbg ("insmod fixup: SECAM => SECAM-L\n"); | |
450 | t->std = V4L2_STD_SECAM_L; | |
451 | } | |
f7ce3cc6 | 452 | break; |
21d4df37 MCC |
453 | case '-': |
454 | /* default parameter, do nothing */ | |
455 | break; | |
456 | default: | |
457 | tuner_warn ("secam= argument not recognised\n"); | |
458 | break; | |
f7ce3cc6 MCC |
459 | } |
460 | } | |
461 | ||
7e578191 MCC |
462 | if ((t->std & V4L2_STD_NTSC) == V4L2_STD_NTSC) { |
463 | switch (ntsc[0]) { | |
464 | case 'm': | |
465 | case 'M': | |
466 | tuner_dbg("insmod fixup: NTSC => NTSC-M\n"); | |
467 | t->std = V4L2_STD_NTSC_M; | |
468 | break; | |
469 | case 'j': | |
470 | case 'J': | |
471 | tuner_dbg("insmod fixup: NTSC => NTSC_M_JP\n"); | |
472 | t->std = V4L2_STD_NTSC_M_JP; | |
473 | break; | |
d97a11e0 HV |
474 | case 'k': |
475 | case 'K': | |
476 | tuner_dbg("insmod fixup: NTSC => NTSC_M_KR\n"); | |
477 | t->std = V4L2_STD_NTSC_M_KR; | |
478 | break; | |
7e578191 MCC |
479 | case '-': |
480 | /* default parameter, do nothing */ | |
481 | break; | |
482 | default: | |
483 | tuner_info("ntsc= argument not recognised\n"); | |
484 | break; | |
485 | } | |
486 | } | |
1da177e4 LT |
487 | return 0; |
488 | } | |
489 | ||
db8a6956 | 490 | static void tuner_status(struct tuner *t) |
7e578191 | 491 | { |
7e578191 | 492 | unsigned long freq, freq_fraction; |
e18f9444 | 493 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; |
7e578191 MCC |
494 | const char *p; |
495 | ||
496 | switch (t->mode) { | |
497 | case V4L2_TUNER_RADIO: p = "radio"; break; | |
498 | case V4L2_TUNER_ANALOG_TV: p = "analog TV"; break; | |
499 | case V4L2_TUNER_DIGITAL_TV: p = "digital TV"; break; | |
500 | default: p = "undefined"; break; | |
501 | } | |
502 | if (t->mode == V4L2_TUNER_RADIO) { | |
27487d44 HV |
503 | freq = t->radio_freq / 16000; |
504 | freq_fraction = (t->radio_freq % 16000) * 100 / 16000; | |
7e578191 | 505 | } else { |
27487d44 HV |
506 | freq = t->tv_freq / 16; |
507 | freq_fraction = (t->tv_freq % 16) * 100 / 16; | |
7e578191 MCC |
508 | } |
509 | tuner_info("Tuner mode: %s\n", p); | |
510 | tuner_info("Frequency: %lu.%02lu MHz\n", freq, freq_fraction); | |
4ae5c2e5 | 511 | tuner_info("Standard: 0x%08lx\n", (unsigned long)t->std); |
8a4b275f HV |
512 | if (t->mode != V4L2_TUNER_RADIO) |
513 | return; | |
e18f9444 MK |
514 | if (fe_tuner_ops->get_status) { |
515 | u32 tuner_status; | |
516 | ||
517 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
518 | if (tuner_status & TUNER_STATUS_LOCKED) | |
519 | tuner_info("Tuner is locked.\n"); | |
520 | if (tuner_status & TUNER_STATUS_STEREO) | |
521 | tuner_info("Stereo: yes\n"); | |
522 | } | |
7a91a80a | 523 | if (t->ops.has_signal) { |
db8a6956 | 524 | tuner_info("Signal strength: %d\n", t->ops.has_signal(t)); |
8a4b275f | 525 | } |
7a91a80a | 526 | if (t->ops.is_stereo) { |
db8a6956 | 527 | tuner_info("Stereo: %s\n", t->ops.is_stereo(t) ? "yes" : "no"); |
7e578191 MCC |
528 | } |
529 | } | |
8a4b275f | 530 | |
1da177e4 LT |
531 | /* ---------------------------------------------------------------------- */ |
532 | ||
ba8fc399 | 533 | /* static vars: used only in tuner_attach and tuner_probe */ |
f7ce3cc6 MCC |
534 | static unsigned default_mode_mask; |
535 | ||
536 | /* During client attach, set_type is called by adapter's attach_inform callback. | |
537 | set_type must then be completed by tuner_attach. | |
538 | */ | |
1da177e4 LT |
539 | static int tuner_attach(struct i2c_adapter *adap, int addr, int kind) |
540 | { | |
541 | struct tuner *t; | |
542 | ||
f7ce3cc6 MCC |
543 | client_template.adapter = adap; |
544 | client_template.addr = addr; | |
1da177e4 | 545 | |
7408187d | 546 | t = kzalloc(sizeof(struct tuner), GFP_KERNEL); |
f7ce3cc6 MCC |
547 | if (NULL == t) |
548 | return -ENOMEM; | |
f7ce3cc6 | 549 | memcpy(&t->i2c, &client_template, sizeof(struct i2c_client)); |
1da177e4 | 550 | i2c_set_clientdata(&t->i2c, t); |
f7ce3cc6 | 551 | t->type = UNSET; |
f7ce3cc6 MCC |
552 | t->audmode = V4L2_TUNER_MODE_STEREO; |
553 | t->mode_mask = T_UNINITIALIZED; | |
7a91a80a | 554 | t->ops.tuner_status = tuner_status; |
f7ce3cc6 | 555 | |
fd3113e8 MCC |
556 | if (show_i2c) { |
557 | unsigned char buffer[16]; | |
558 | int i,rc; | |
559 | ||
560 | memset(buffer, 0, sizeof(buffer)); | |
561 | rc = i2c_master_recv(&t->i2c, buffer, sizeof(buffer)); | |
67678360 | 562 | tuner_info("I2C RECV = "); |
fd3113e8 MCC |
563 | for (i=0;i<rc;i++) |
564 | printk("%02x ",buffer[i]); | |
565 | printk("\n"); | |
566 | } | |
c28089a6 MH |
567 | /* HACK: This test were added to avoid tuner to probe tda9840 and tea6415c on the MXB card */ |
568 | if (adap->id == I2C_HW_SAA7146 && addr < 0x4a) | |
569 | return -ENODEV; | |
570 | ||
257c645d | 571 | /* autodetection code based on the i2c addr */ |
c5287ba1 | 572 | if (!no_autodetect) { |
13dd38d0 | 573 | switch (addr) { |
9ee476a5 | 574 | #ifdef CONFIG_TUNER_TEA5761 |
8573a9e6 | 575 | case 0x10: |
7ab10bf7 | 576 | if (tea5761_autodetection(t->i2c.adapter, t->i2c.addr) != EINVAL) { |
8573a9e6 MCC |
577 | t->type = TUNER_TEA5761; |
578 | t->mode_mask = T_RADIO; | |
579 | t->mode = T_STANDBY; | |
580 | t->radio_freq = 87.5 * 16000; /* Sets freq to FM range */ | |
581 | default_mode_mask &= ~T_RADIO; | |
582 | ||
583 | goto register_client; | |
584 | } | |
585 | break; | |
586 | #endif | |
13dd38d0 MCC |
587 | case 0x42: |
588 | case 0x43: | |
589 | case 0x4a: | |
95736034 | 590 | case 0x4b: |
67678360 MCC |
591 | /* If chip is not tda8290, don't register. |
592 | since it can be tda9887*/ | |
910bb3e3 | 593 | if (tda8290_probe(t->i2c.adapter, t->i2c.addr) == 0) { |
15396236 MCC |
594 | tuner_dbg("chip at addr %x is a tda8290\n", addr); |
595 | } else { | |
596 | /* Default is being tda9887 */ | |
597 | t->type = TUNER_TDA9887; | |
598 | t->mode_mask = T_RADIO | T_ANALOG_TV | T_DIGITAL_TV; | |
599 | t->mode = T_STANDBY; | |
600 | goto register_client; | |
13dd38d0 | 601 | } |
07345f5d HH |
602 | break; |
603 | case 0x60: | |
8d0936ed | 604 | if (tea5767_autodetection(t->i2c.adapter, t->i2c.addr) != EINVAL) { |
07345f5d HH |
605 | t->type = TUNER_TEA5767; |
606 | t->mode_mask = T_RADIO; | |
607 | t->mode = T_STANDBY; | |
27487d44 | 608 | t->radio_freq = 87.5 * 16000; /* Sets freq to FM range */ |
07345f5d | 609 | default_mode_mask &= ~T_RADIO; |
13dd38d0 | 610 | |
07345f5d HH |
611 | goto register_client; |
612 | } | |
613 | break; | |
f7ce3cc6 MCC |
614 | } |
615 | } | |
1da177e4 | 616 | |
f7ce3cc6 MCC |
617 | /* Initializes only the first adapter found */ |
618 | if (default_mode_mask != T_UNINITIALIZED) { | |
619 | tuner_dbg ("Setting mode_mask to 0x%02x\n", default_mode_mask); | |
620 | t->mode_mask = default_mode_mask; | |
27487d44 HV |
621 | t->tv_freq = 400 * 16; /* Sets freq to VHF High */ |
622 | t->radio_freq = 87.5 * 16000; /* Sets freq to FM range */ | |
f7ce3cc6 MCC |
623 | default_mode_mask = T_UNINITIALIZED; |
624 | } | |
56fc08ca | 625 | |
f7ce3cc6 | 626 | /* Should be just before return */ |
67678360 MCC |
627 | register_client: |
628 | tuner_info("chip found @ 0x%x (%s)\n", addr << 1, adap->name); | |
f7ce3cc6 | 629 | i2c_attach_client (&t->i2c); |
cfeb8839 | 630 | set_type (&t->i2c,t->type, t->mode_mask, t->config, t->tuner_callback); |
1da177e4 LT |
631 | return 0; |
632 | } | |
633 | ||
634 | static int tuner_probe(struct i2c_adapter *adap) | |
635 | { | |
636 | if (0 != addr) { | |
f5bec396 MCC |
637 | normal_i2c[0] = addr; |
638 | normal_i2c[1] = I2C_CLIENT_END; | |
1da177e4 | 639 | } |
1da177e4 | 640 | |
f7ce3cc6 | 641 | default_mode_mask = T_RADIO | T_ANALOG_TV | T_DIGITAL_TV; |
391cd727 | 642 | |
1da177e4 LT |
643 | if (adap->class & I2C_CLASS_TV_ANALOG) |
644 | return i2c_probe(adap, &addr_data, tuner_attach); | |
645 | return 0; | |
646 | } | |
647 | ||
648 | static int tuner_detach(struct i2c_client *client) | |
649 | { | |
650 | struct tuner *t = i2c_get_clientdata(client); | |
391cd727 MCC |
651 | int err; |
652 | ||
f7ce3cc6 | 653 | err = i2c_detach_client(&t->i2c); |
391cd727 | 654 | if (err) { |
f7ce3cc6 MCC |
655 | tuner_warn |
656 | ("Client deregistration failed, client not detached.\n"); | |
391cd727 MCC |
657 | return err; |
658 | } | |
1da177e4 | 659 | |
7a91a80a | 660 | if (t->ops.release) |
db8a6956 | 661 | t->ops.release(t); |
052c50d9 MK |
662 | else { |
663 | kfree(t->priv); | |
664 | } | |
1da177e4 LT |
665 | kfree(t); |
666 | return 0; | |
667 | } | |
668 | ||
f7ce3cc6 MCC |
669 | /* |
670 | * Switch tuner to other mode. If tuner support both tv and radio, | |
671 | * set another frequency to some value (This is needed for some pal | |
672 | * tuners to avoid locking). Otherwise, just put second tuner in | |
673 | * standby mode. | |
674 | */ | |
675 | ||
676 | static inline int set_mode(struct i2c_client *client, struct tuner *t, int mode, char *cmd) | |
677 | { | |
4ac97914 MCC |
678 | if (mode == t->mode) |
679 | return 0; | |
680 | ||
681 | t->mode = mode; | |
682 | ||
683 | if (check_mode(t, cmd) == EINVAL) { | |
684 | t->mode = T_STANDBY; | |
7a91a80a | 685 | if (t->ops.standby) |
db8a6956 | 686 | t->ops.standby(t); |
4ac97914 MCC |
687 | return EINVAL; |
688 | } | |
689 | return 0; | |
f7ce3cc6 MCC |
690 | } |
691 | ||
692 | #define switch_v4l2() if (!t->using_v4l2) \ | |
4ac97914 MCC |
693 | tuner_dbg("switching to v4l2\n"); \ |
694 | t->using_v4l2 = 1; | |
f7ce3cc6 MCC |
695 | |
696 | static inline int check_v4l2(struct tuner *t) | |
697 | { | |
3bbe5a83 HV |
698 | /* bttv still uses both v4l1 and v4l2 calls to the tuner (v4l2 for |
699 | TV, v4l1 for radio), until that is fixed this code is disabled. | |
700 | Otherwise the radio (v4l1) wouldn't tune after using the TV (v4l2) | |
701 | first. */ | |
f7ce3cc6 MCC |
702 | return 0; |
703 | } | |
1da177e4 | 704 | |
f7ce3cc6 | 705 | static int tuner_command(struct i2c_client *client, unsigned int cmd, void *arg) |
1da177e4 LT |
706 | { |
707 | struct tuner *t = i2c_get_clientdata(client); | |
e18f9444 | 708 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; |
1da177e4 | 709 | |
f9195ded | 710 | if (tuner_debug>1) |
5e453dc7 MK |
711 | v4l_i2c_print_ioctl(&(t->i2c),cmd); |
712 | ||
f7ce3cc6 | 713 | switch (cmd) { |
1da177e4 | 714 | /* --- configuration --- */ |
56fc08ca | 715 | case TUNER_SET_TYPE_ADDR: |
de956c1e | 716 | tuner_dbg ("Calling set_type_addr for type=%d, addr=0x%02x, mode=0x%02x, config=0x%02x\n", |
f7ce3cc6 MCC |
717 | ((struct tuner_setup *)arg)->type, |
718 | ((struct tuner_setup *)arg)->addr, | |
de956c1e HH |
719 | ((struct tuner_setup *)arg)->mode_mask, |
720 | ((struct tuner_setup *)arg)->config); | |
f7ce3cc6 MCC |
721 | |
722 | set_addr(client, (struct tuner_setup *)arg); | |
391cd727 | 723 | break; |
1da177e4 | 724 | case AUDC_SET_RADIO: |
27487d44 HV |
725 | if (set_mode(client, t, V4L2_TUNER_RADIO, "AUDC_SET_RADIO") |
726 | == EINVAL) | |
727 | return 0; | |
728 | if (t->radio_freq) | |
729 | set_freq(client, t->radio_freq); | |
1da177e4 | 730 | break; |
793cf9e6 | 731 | case TUNER_SET_STANDBY: |
27487d44 HV |
732 | if (check_mode(t, "TUNER_SET_STANDBY") == EINVAL) |
733 | return 0; | |
15396236 | 734 | t->mode = T_STANDBY; |
7a91a80a | 735 | if (t->ops.standby) |
db8a6956 | 736 | t->ops.standby(t); |
27487d44 | 737 | break; |
985bc96e | 738 | #ifdef CONFIG_VIDEO_V4L1 |
fd3113e8 MCC |
739 | case VIDIOCSAUDIO: |
740 | if (check_mode(t, "VIDIOCSAUDIO") == EINVAL) | |
741 | return 0; | |
742 | if (check_v4l2(t) == EINVAL) | |
743 | return 0; | |
744 | ||
745 | /* Should be implemented, since bttv calls it */ | |
746 | tuner_dbg("VIDIOCSAUDIO not implemented.\n"); | |
f7ce3cc6 | 747 | break; |
1da177e4 | 748 | case VIDIOCSCHAN: |
f7ce3cc6 MCC |
749 | { |
750 | static const v4l2_std_id map[] = { | |
751 | [VIDEO_MODE_PAL] = V4L2_STD_PAL, | |
752 | [VIDEO_MODE_NTSC] = V4L2_STD_NTSC_M, | |
753 | [VIDEO_MODE_SECAM] = V4L2_STD_SECAM, | |
754 | [4 /* bttv */ ] = V4L2_STD_PAL_M, | |
755 | [5 /* bttv */ ] = V4L2_STD_PAL_N, | |
756 | [6 /* bttv */ ] = V4L2_STD_NTSC_M_JP, | |
757 | }; | |
758 | struct video_channel *vc = arg; | |
759 | ||
760 | if (check_v4l2(t) == EINVAL) | |
761 | return 0; | |
762 | ||
763 | if (set_mode(client,t,V4L2_TUNER_ANALOG_TV, "VIDIOCSCHAN")==EINVAL) | |
764 | return 0; | |
765 | ||
766 | if (vc->norm < ARRAY_SIZE(map)) | |
767 | t->std = map[vc->norm]; | |
768 | tuner_fixup_std(t); | |
27487d44 HV |
769 | if (t->tv_freq) |
770 | set_tv_freq(client, t->tv_freq); | |
f7ce3cc6 MCC |
771 | return 0; |
772 | } | |
1da177e4 | 773 | case VIDIOCSFREQ: |
f7ce3cc6 MCC |
774 | { |
775 | unsigned long *v = arg; | |
1da177e4 | 776 | |
f7ce3cc6 MCC |
777 | if (check_mode(t, "VIDIOCSFREQ") == EINVAL) |
778 | return 0; | |
779 | if (check_v4l2(t) == EINVAL) | |
780 | return 0; | |
781 | ||
782 | set_freq(client, *v); | |
783 | return 0; | |
784 | } | |
1da177e4 | 785 | case VIDIOCGTUNER: |
f7ce3cc6 MCC |
786 | { |
787 | struct video_tuner *vt = arg; | |
788 | ||
789 | if (check_mode(t, "VIDIOCGTUNER") == EINVAL) | |
790 | return 0; | |
791 | if (check_v4l2(t) == EINVAL) | |
792 | return 0; | |
793 | ||
794 | if (V4L2_TUNER_RADIO == t->mode) { | |
e18f9444 MK |
795 | if (fe_tuner_ops->get_status) { |
796 | u32 tuner_status; | |
797 | ||
798 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
799 | if (tuner_status & TUNER_STATUS_STEREO) | |
800 | vt->flags |= VIDEO_TUNER_STEREO_ON; | |
801 | else | |
802 | vt->flags &= ~VIDEO_TUNER_STEREO_ON; | |
803 | vt->signal = tuner_status & TUNER_STATUS_LOCKED | |
804 | ? 65535 : 0; | |
805 | } else { | |
806 | if (t->ops.is_stereo) { | |
807 | if (t->ops.is_stereo(t)) | |
808 | vt->flags |= | |
809 | VIDEO_TUNER_STEREO_ON; | |
810 | else | |
811 | vt->flags &= | |
812 | ~VIDEO_TUNER_STEREO_ON; | |
813 | } | |
814 | if (t->ops.has_signal) | |
815 | vt->signal = t->ops.has_signal(t); | |
f7ce3cc6 MCC |
816 | } |
817 | vt->flags |= VIDEO_TUNER_LOW; /* Allow freqs at 62.5 Hz */ | |
586b0cab | 818 | |
f7ce3cc6 MCC |
819 | vt->rangelow = radio_range[0] * 16000; |
820 | vt->rangehigh = radio_range[1] * 16000; | |
586b0cab | 821 | |
f7ce3cc6 MCC |
822 | } else { |
823 | vt->rangelow = tv_range[0] * 16; | |
824 | vt->rangehigh = tv_range[1] * 16; | |
825 | } | |
56fc08ca | 826 | |
f7ce3cc6 MCC |
827 | return 0; |
828 | } | |
1da177e4 | 829 | case VIDIOCGAUDIO: |
f7ce3cc6 MCC |
830 | { |
831 | struct video_audio *va = arg; | |
832 | ||
833 | if (check_mode(t, "VIDIOCGAUDIO") == EINVAL) | |
834 | return 0; | |
835 | if (check_v4l2(t) == EINVAL) | |
836 | return 0; | |
837 | ||
e18f9444 MK |
838 | if (V4L2_TUNER_RADIO == t->mode) { |
839 | if (fe_tuner_ops->get_status) { | |
840 | u32 tuner_status; | |
841 | ||
842 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
843 | va->mode = (tuner_status & TUNER_STATUS_STEREO) | |
844 | ? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO; | |
845 | } else if (t->ops.is_stereo) | |
846 | va->mode = t->ops.is_stereo(t) | |
847 | ? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO; | |
848 | } | |
f7ce3cc6 MCC |
849 | return 0; |
850 | } | |
985bc96e MCC |
851 | #endif |
852 | case TDA9887_SET_CONFIG: | |
853 | if (t->type == TUNER_TDA9887) { | |
854 | int *i = arg; | |
1da177e4 | 855 | |
985bc96e MCC |
856 | t->tda9887_config = *i; |
857 | set_freq(client, t->tv_freq); | |
858 | } | |
859 | break; | |
860 | /* --- v4l ioctls --- */ | |
861 | /* take care: bttv does userspace copying, we'll get a | |
862 | kernel pointer here... */ | |
1da177e4 | 863 | case VIDIOC_S_STD: |
f7ce3cc6 MCC |
864 | { |
865 | v4l2_std_id *id = arg; | |
1da177e4 | 866 | |
f7ce3cc6 MCC |
867 | if (set_mode (client, t, V4L2_TUNER_ANALOG_TV, "VIDIOC_S_STD") |
868 | == EINVAL) | |
869 | return 0; | |
56fc08ca | 870 | |
f7ce3cc6 MCC |
871 | switch_v4l2(); |
872 | ||
873 | t->std = *id; | |
874 | tuner_fixup_std(t); | |
27487d44 HV |
875 | if (t->tv_freq) |
876 | set_freq(client, t->tv_freq); | |
f7ce3cc6 MCC |
877 | break; |
878 | } | |
1da177e4 | 879 | case VIDIOC_S_FREQUENCY: |
f7ce3cc6 MCC |
880 | { |
881 | struct v4l2_frequency *f = arg; | |
882 | ||
4f725cb3 HV |
883 | if (set_mode (client, t, f->type, "VIDIOC_S_FREQUENCY") |
884 | == EINVAL) | |
885 | return 0; | |
f7ce3cc6 | 886 | switch_v4l2(); |
27487d44 | 887 | set_freq(client,f->frequency); |
c184ca36 | 888 | |
f7ce3cc6 MCC |
889 | break; |
890 | } | |
891 | case VIDIOC_G_FREQUENCY: | |
892 | { | |
893 | struct v4l2_frequency *f = arg; | |
894 | ||
895 | if (check_mode(t, "VIDIOC_G_FREQUENCY") == EINVAL) | |
896 | return 0; | |
897 | switch_v4l2(); | |
898 | f->type = t->mode; | |
e18f9444 MK |
899 | if (fe_tuner_ops->get_frequency) { |
900 | u32 abs_freq; | |
901 | ||
902 | fe_tuner_ops->get_frequency(&t->fe, &abs_freq); | |
903 | f->frequency = (V4L2_TUNER_RADIO == t->mode) ? | |
904 | (abs_freq * 2 + 125/2) / 125 : | |
905 | (abs_freq + 62500/2) / 62500; | |
906 | break; | |
907 | } | |
27487d44 HV |
908 | f->frequency = (V4L2_TUNER_RADIO == t->mode) ? |
909 | t->radio_freq : t->tv_freq; | |
f7ce3cc6 MCC |
910 | break; |
911 | } | |
1da177e4 | 912 | case VIDIOC_G_TUNER: |
f7ce3cc6 MCC |
913 | { |
914 | struct v4l2_tuner *tuner = arg; | |
915 | ||
916 | if (check_mode(t, "VIDIOC_G_TUNER") == EINVAL) | |
917 | return 0; | |
918 | switch_v4l2(); | |
919 | ||
8a4b275f | 920 | tuner->type = t->mode; |
7a91a80a | 921 | if (t->ops.get_afc) |
db8a6956 | 922 | tuner->afc=t->ops.get_afc(t); |
ab4cecf9 HV |
923 | if (t->mode == V4L2_TUNER_ANALOG_TV) |
924 | tuner->capability |= V4L2_TUNER_CAP_NORM; | |
8a4b275f | 925 | if (t->mode != V4L2_TUNER_RADIO) { |
f7ce3cc6 MCC |
926 | tuner->rangelow = tv_range[0] * 16; |
927 | tuner->rangehigh = tv_range[1] * 16; | |
8a4b275f HV |
928 | break; |
929 | } | |
930 | ||
931 | /* radio mode */ | |
8a4b275f HV |
932 | tuner->rxsubchans = |
933 | V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO; | |
e18f9444 MK |
934 | if (fe_tuner_ops->get_status) { |
935 | u32 tuner_status; | |
936 | ||
937 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
938 | tuner->rxsubchans = (tuner_status & TUNER_STATUS_STEREO) ? | |
8a4b275f | 939 | V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO; |
e18f9444 MK |
940 | tuner->signal = tuner_status & TUNER_STATUS_LOCKED ? 65535 : 0; |
941 | } else { | |
942 | if (t->ops.is_stereo) { | |
943 | tuner->rxsubchans = t->ops.is_stereo(t) ? | |
944 | V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO; | |
945 | } | |
946 | if (t->ops.has_signal) | |
947 | tuner->signal = t->ops.has_signal(t); | |
56fc08ca | 948 | } |
8a4b275f HV |
949 | tuner->capability |= |
950 | V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO; | |
951 | tuner->audmode = t->audmode; | |
952 | tuner->rangelow = radio_range[0] * 16000; | |
953 | tuner->rangehigh = radio_range[1] * 16000; | |
f7ce3cc6 MCC |
954 | break; |
955 | } | |
956 | case VIDIOC_S_TUNER: | |
957 | { | |
958 | struct v4l2_tuner *tuner = arg; | |
959 | ||
960 | if (check_mode(t, "VIDIOC_S_TUNER") == EINVAL) | |
961 | return 0; | |
962 | ||
963 | switch_v4l2(); | |
964 | ||
8a4b275f HV |
965 | /* do nothing unless we're a radio tuner */ |
966 | if (t->mode != V4L2_TUNER_RADIO) | |
967 | break; | |
968 | t->audmode = tuner->audmode; | |
969 | set_radio_freq(client, t->radio_freq); | |
f7ce3cc6 | 970 | break; |
56fc08ca | 971 | } |
cd43c3f6 | 972 | case VIDIOC_LOG_STATUS: |
7a91a80a | 973 | if (t->ops.tuner_status) |
db8a6956 | 974 | t->ops.tuner_status(t); |
cd43c3f6 | 975 | break; |
1da177e4 LT |
976 | } |
977 | ||
978 | return 0; | |
979 | } | |
980 | ||
21b48a70 | 981 | static int tuner_suspend(struct i2c_client *c, pm_message_t state) |
1da177e4 | 982 | { |
f7ce3cc6 | 983 | struct tuner *t = i2c_get_clientdata (c); |
1da177e4 | 984 | |
f7ce3cc6 | 985 | tuner_dbg ("suspend\n"); |
1da177e4 LT |
986 | /* FIXME: power down ??? */ |
987 | return 0; | |
988 | } | |
989 | ||
21b48a70 | 990 | static int tuner_resume(struct i2c_client *c) |
1da177e4 | 991 | { |
f7ce3cc6 | 992 | struct tuner *t = i2c_get_clientdata (c); |
1da177e4 | 993 | |
f7ce3cc6 | 994 | tuner_dbg ("resume\n"); |
27487d44 HV |
995 | if (V4L2_TUNER_RADIO == t->mode) { |
996 | if (t->radio_freq) | |
997 | set_freq(c, t->radio_freq); | |
998 | } else { | |
999 | if (t->tv_freq) | |
1000 | set_freq(c, t->tv_freq); | |
1001 | } | |
1da177e4 LT |
1002 | return 0; |
1003 | } | |
1004 | ||
1005 | /* ----------------------------------------------------------------------- */ | |
1006 | ||
1007 | static struct i2c_driver driver = { | |
f7ce3cc6 | 1008 | .id = I2C_DRIVERID_TUNER, |
f7ce3cc6 MCC |
1009 | .attach_adapter = tuner_probe, |
1010 | .detach_client = tuner_detach, | |
1011 | .command = tuner_command, | |
21b48a70 JD |
1012 | .suspend = tuner_suspend, |
1013 | .resume = tuner_resume, | |
1da177e4 | 1014 | .driver = { |
cab462f7 | 1015 | .name = "tuner", |
cab462f7 | 1016 | }, |
1da177e4 | 1017 | }; |
f7ce3cc6 | 1018 | static struct i2c_client client_template = { |
fae91e72 | 1019 | .name = "(tuner unset)", |
f7ce3cc6 | 1020 | .driver = &driver, |
1da177e4 LT |
1021 | }; |
1022 | ||
1023 | static int __init tuner_init_module(void) | |
1024 | { | |
1025 | return i2c_add_driver(&driver); | |
1026 | } | |
1027 | ||
1028 | static void __exit tuner_cleanup_module(void) | |
1029 | { | |
1030 | i2c_del_driver(&driver); | |
1031 | } | |
1032 | ||
1033 | module_init(tuner_init_module); | |
1034 | module_exit(tuner_cleanup_module); | |
1035 | ||
1036 | /* | |
1037 | * Overrides for Emacs so that we follow Linus's tabbing style. | |
1038 | * --------------------------------------------------------------------------- | |
1039 | * Local variables: | |
1040 | * c-basic-offset: 8 | |
1041 | * End: | |
1042 | */ |